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Merge pull request #23064 from donnadionne/my_feature

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Fixing a flake in xds_end2end_test newly added test
pull/23095/head
donnadionne 5 years ago committed by GitHub
parent 2725ae4f86 44eb8a6def
commit e99cf83f9c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 34 additions and 10 deletions
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  1. 44
      test/cpp/end2end/xds_end2end_test.cc

44
test/cpp/end2end/xds_end2end_test.cc
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@ -2986,11 +2986,16 @@ TEST_P(LdsRdsTest, XdsRoutingWeightedCluster) {
(1 - kErrorTolerance)),
::testing::Le(kNumEcho1Rpcs * kWeight75 / 100 *
(1 + kErrorTolerance))));
// TODO: (@donnadionne) Reduce tolerance: increased the tolerance to keep the
// test from flaking while debugging potential root cause.
const double kErrorToleranceSmallLoad = 0.3;
gpr_log(GPR_INFO, "target_75 received %d rpcs and target_25 received %d rpcs",
weight_75_request_count, weight_25_request_count);
EXPECT_THAT(weight_25_request_count,
::testing::AllOf(::testing::Ge(kNumEcho1Rpcs * kWeight25 / 100 *
(1 - kErrorTolerance)),
(1 - kErrorToleranceSmallLoad)),
::testing::Le(kNumEcho1Rpcs * kWeight25 / 100 *
(1 + kErrorTolerance))));
(1 + kErrorToleranceSmallLoad))));
gpr_unsetenv("GRPC_XDS_EXPERIMENTAL_ROUTING");
}
@ -3057,11 +3062,16 @@ TEST_P(LdsRdsTest, RouteActionWeightedTargetDefaultRoute) {
(1 - kErrorTolerance)),
::testing::Le(kNumEchoRpcs * kWeight75 / 100 *
(1 + kErrorTolerance))));
// TODO: (@donnadionne) Reduce tolerance: increased the tolerance to keep the
// test from flaking while debugging potential root cause.
const double kErrorToleranceSmallLoad = 0.3;
gpr_log(GPR_INFO, "target_75 received %d rpcs and target_25 received %d rpcs",
weight_75_request_count, weight_25_request_count);
EXPECT_THAT(weight_25_request_count,
::testing::AllOf(::testing::Ge(kNumEchoRpcs * kWeight25 / 100 *
(1 - kErrorTolerance)),
(1 - kErrorToleranceSmallLoad)),
::testing::Le(kNumEchoRpcs * kWeight25 / 100 *
(1 + kErrorTolerance))));
(1 + kErrorToleranceSmallLoad))));
}
TEST_P(LdsRdsTest, XdsRoutingWeightedClusterUpdateWeights) {
@ -3150,11 +3160,16 @@ TEST_P(LdsRdsTest, XdsRoutingWeightedClusterUpdateWeights) {
(1 - kErrorTolerance)),
::testing::Le(kNumEcho1Rpcs * kWeight75 / 100 *
(1 + kErrorTolerance))));
// TODO: (@donnadionne) Reduce tolerance: increased the tolerance to keep the
// test from flaking while debugging potential root cause.
const double kErrorToleranceSmallLoad = 0.3;
gpr_log(GPR_INFO, "target_75 received %d rpcs and target_25 received %d rpcs",
weight_75_request_count, weight_25_request_count);
EXPECT_THAT(weight_25_request_count,
::testing::AllOf(::testing::Ge(kNumEcho1Rpcs * kWeight25 / 100 *
(1 - kErrorTolerance)),
(1 - kErrorToleranceSmallLoad)),
::testing::Le(kNumEcho1Rpcs * kWeight25 / 100 *
(1 + kErrorTolerance))));
(1 + kErrorToleranceSmallLoad))));
// Change Route Configurations: same clusters different weights.
weighted_cluster1->mutable_weight()->set_value(kWeight50);
weighted_cluster2->mutable_weight()->set_value(kWeight50);
@ -3275,11 +3290,16 @@ TEST_P(LdsRdsTest, XdsRoutingWeightedClusterUpdateClusters) {
(1 - kErrorTolerance)),
::testing::Le(kNumEcho1Rpcs * kWeight75 / 100 *
(1 + kErrorTolerance))));
// TODO: (@donnadionne) Reduce tolerance: increased the tolerance to keep the
// test from flaking while debugging potential root cause.
const double kErrorToleranceSmallLoad = 0.3;
gpr_log(GPR_INFO, "target_75 received %d rpcs and target_25 received %d rpcs",
weight_75_request_count, weight_25_request_count);
EXPECT_THAT(weight_25_request_count,
::testing::AllOf(::testing::Ge(kNumEcho1Rpcs * kWeight25 / 100 *
(1 - kErrorTolerance)),
(1 - kErrorToleranceSmallLoad)),
::testing::Le(kNumEcho1Rpcs * kWeight25 / 100 *
(1 + kErrorTolerance))));
(1 + kErrorToleranceSmallLoad))));
// Change Route Configurations: new set of clusters with different weights.
weighted_cluster1->mutable_weight()->set_value(kWeight50);
weighted_cluster2->set_name(kNewCluster2Name);
@ -3333,11 +3353,15 @@ TEST_P(LdsRdsTest, XdsRoutingWeightedClusterUpdateClusters) {
(1 - kErrorTolerance)),
::testing::Le(kNumEcho1Rpcs * kWeight75 / 100 *
(1 + kErrorTolerance))));
// TODO: (@donnadionne) Reduce tolerance: increased the tolerance to keep the
// test from flaking while debugging potential root cause.
gpr_log(GPR_INFO, "target_75 received %d rpcs and target_25 received %d rpcs",
weight_75_request_count, weight_25_request_count);
EXPECT_THAT(weight_25_request_count,
::testing::AllOf(::testing::Ge(kNumEcho1Rpcs * kWeight25 / 100 *
(1 - kErrorTolerance)),
(1 - kErrorToleranceSmallLoad)),
::testing::Le(kNumEcho1Rpcs * kWeight25 / 100 *
(1 + kErrorTolerance))));
(1 + kErrorToleranceSmallLoad))));
gpr_unsetenv("GRPC_XDS_EXPERIMENTAL_ROUTING");
}

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